Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: check for double id-numbers

From   "Raoul C Reulen" <>
To   <>
Subject   st: check for double id-numbers
Date   Thu, 24 Nov 2005 11:35:38 -0000

I have a data file and I want to know whether there are id-numbers that are used twice in the dataset? How can I run a check on this? Thanks.

*   For searches and help try:

© Copyright 1996–2017 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index